PromiseHandle port to TF

src/bootstrapper.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/base/ieee754.h"
 #include "src/code-stubs.h"
@@ skipping 1897 matching lines @@
     }
 
     {  // Internal: ResolvePromise
       Handle<JSFunction> function =
           SimpleCreateFunction(isolate, factory->empty_string(),
                                Builtins::kResolvePromise, 2, false);
       InstallWithIntrinsicDefaultProto(isolate, function,
                                        Context::PROMISE_RESOLVE_INDEX);
     }
 
+    {  // Internal: PromiseHandle
+      Handle<JSFunction> function = SimpleCreateFunction(
+          isolate, factory->empty_string(), Builtins::kPromiseHandle, 3, true);
+      InstallWithIntrinsicDefaultProto(isolate, function,
+                                       Context::PROMISE_HANDLE_INDEX);
+      // Set up catch prediction
+      Handle<Code> promise_handle = isolate->builtins()->PromiseHandle();
+      promise_handle->set_is_promise_rejection(true);
+    }
+
+    {  // Internal: PromiseHandleReject
+      Handle<JSFunction> function =
+          SimpleCreateFunction(isolate, factory->empty_string(),
+                               Builtins::kPromiseHandleReject, 3, false);
+      InstallWithIntrinsicDefaultProto(isolate, function,
+                                       Context::PROMISE_HANDLE_REJECT_INDEX);
+      // Set up catch prediction
+      Handle<Code> promise_handle = isolate->builtins()->PromiseHandleReject();
+      promise_handle->set_is_exception_caught(true);
+    }
+
     {
       Handle<Code> code =
           handle(isolate->builtins()->builtin(Builtins::kPromiseResolveClosure),
                  isolate);
       Handle<SharedFunctionInfo> info =
           factory->NewSharedFunctionInfo(factory->empty_string(), code, false);
       info->set_internal_formal_parameter_count(1);
       info->set_length(1);
       native_context()->set_promise_resolve_shared_fun(*info);
 
@@ skipping 2726 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8